Detu F4 cost about 1500$ (officially will be shipping from the end of this month)Orah 4i cost 3598$ (in pre-order was 1799$)
Sphericam V2 cost 2499$ (new pre-orders is estimated at 10-12 weeks. Order now and save $500 from the $2999 standard price)
Insta360 4K cost 599$ (price dropped after one month from 1200$)
Nokia OZO cost 60000$ !!!

Ozo is the most expensive vr camera but also is the biggest, so not everyone wants to have it.
Detu F4 8k qulity videos for less than 1500$.
Insta 360 4k is now the cheapest, but weight 500g.All cameras offer live streaming. Which will be the best for drone or quadrocopter?